Pith Number

pith:FBBFDFQJ

pith:2026:FBBFDFQJWEVF7KXUDOR3W7VULP

not attested not anchored not stored refs pending

MMRad-22K: A Structured Multimodal Evidence Dataset for Chest X-ray Report Generation

Fenghe Tang, Piao Yang, Wei Shen, Yichen Zhao, Yu Huang, Zelin Peng

arxiv:2602.12843 v2 · 2026-02-13 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FBBFDFQJWEVF7KXUDOR3W7VULP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-28T02:04:46.211387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2842519609b12a5faaf41ba3bb7eb45be110ab383be55dc7f4b6c850320b5ddf

Aliases

arxiv: 2602.12843 · arxiv_version: 2602.12843v2 · doi: 10.48550/arxiv.2602.12843 · pith_short_12: FBBFDFQJWEVF · pith_short_16: FBBFDFQJWEVF7KXU · pith_short_8: FBBFDFQJ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/FBBFDFQJWEVF7KXUDOR3W7VULP \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 2842519609b12a5faaf41ba3bb7eb45be110ab383be55dc7f4b6c850320b5ddf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b165a867ed951a4b8fe9017e19cef389ad5939e361eae48abffc52143872d86f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-02-13T11:49:32Z",
    "title_canon_sha256": "71f6de098d793fda7a8f8ceb13af2aebe7259660230c1b86292cc006bca06640"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.12843",
    "kind": "arxiv",
    "version": 2
  }
}